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A Pilot Study of the Acute Effect of Essential Oils from Zingiber montanum on Mood, Stress, Learning, and Memory in Thai Male Healthy Volunteers

A Pilot Study of the Acute Effect of Essential Oils from Zingiber montanum on Mood, Stress, Learning, and Memory in Thai Male Healthy Volunteers

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
TCTR
Registry ID
TCTR20180710008
Enrollment
40
Registered
2018-07-10
Start date
2018-03-19
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Male volunteers&#44

Interventions

Inhalation of olive oil via hot steam for 15 minutes,Inhalation of Zingiber montanum oil via hot steam for 15 minutes
Sham Comparator Dietary Supplement,Active Comparator Dietary Supplement
Inhalation of olive oil,Inhalation of Zingiber montanum oil

Sponsors

Department of Thai Traditional and Alternative Medicine
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
18 Years to 25 Years

Inclusion criteria

Inclusion criteria: 1. Healthy Male volunteers, age 18-25 years old 2. graduated from high school (grade 12) 3. Willing to participate in the study

Exclusion criteria

Exclusion criteria: 1. Brain diseases, previous head injury 2. Nasal obstruction, active rhinorrhea/ rhinitis, sinusitis 3. Anosmia or hyposmia 4. use CNS suppressants such assedatives-hypnotics, anti-depressants, antipsychotics, opioid analgesics, first-generation antihistamines, or alcohol consumption 2 weeks prior enrollment 5. use CNS stimulants such as pseudoephredrine, amphetamines and its derivatives, nicotine, caffeine, methylxanthines 6. Previous brain surgery 7. Hypersensitivity to olive oil or Zingiber montanum

Design outcomes

Primary

MeasureTime frame
Cognitive function pre-inhalation and post-inhalation Montreal Cognitive Assessment (MoCA) ,Mood scales pre-inhalation and post-inhalation VAS for mood/ anxiety/ stress/ alertness,Attention and working memory pre-inhalation and post-inhalation Digit Span forward / backward (Wechsler memory scale),Memory via Verbal fluency test, Word list learning test pre-inhalation and post-inhalation Controlled oral word association test (Halstead-Reitan Neuropsychological battery), word recall test

Secondary

MeasureTime frame
Psychodynamic formulation pre-inhalation and post-inhalation Rorchach (Inkblot) Test

Countries

Thailand

Contacts

Public ContactAssistant Prof. Dr. Warangkana Arpornchayanon

Department of Pharmacology, Faculty of Medicine, Chiang Mai University

warangkana@gmail.com6653935352

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026